(19)

(11)

EP 2 822 681 A1

(12)

(43) Date of publication: 14.01.2015 Bulletin 2015/03 (21) Application number: 13709629.3 (22) Date of filing: 22.02.2013

(51) International Patent Classification (IPC):  B01J 8/00(2006.01) C01B 21/26(2006.01) B01J 12/00(2006.01) B01J 8/02(2006.01) C01B 21/28(2006.01) (86) International application number: PCT/US2013/027367 (87) International publication number: WO 2013/133992 (12.09.2013 Gazette 2013/37)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 05.03.2012 US 201261606651 P (71) Applicant: BASF SE 67056 Ludwigshafen (DE)	(72) Inventor: FOX, Robert A. Lake Jackson, TX 77566 (US) (74) Representative: Fiesser, Gerold Michael  Herzog Fiesser & Partner Patentanwälte PartG mbB Isartorplatz 1 80331 München 80331 München (DE)